A new discovery reveals the immense power of the asteroid that wiped out the dinosaurs, leaving behind 'mega ripples' on the ocean floor ...

"While this asteroid no longer poses a significant impact hazard to Earth, 2024 YR4 provided an invaluable opportunity" for study, Nasa said in a statement. Unlike the 10km-wide asteroid that ...

Previous studies have found that the nearly 10km-wide asteroid that slammed into the water near what is now Mexico’s Yucatan peninsula triggered a massive tsunami unlike anything ever documented.